Personal information of Plesk server Administrator is held by the admin node presented by complex type adminType (plesk_server.xsd). Together with the personal info, the node specifies if the Parallels announcements should be sent to the Administrator's e-mail.
The node is structured as follows:

common.xsd).common.xsd).
XML request packet changing Administrator's personal information and settings looks as follows:
<packet version="1.4.2.0">
<server>
<set>
<admin>
<admin_cname>JohnDoe BV.</admin_cname>
<admin_pname>John Doe</admin_pname>
<admin_phone>+49 89333333</admin_phone>
<admin_fax>+49 893333303</admin_fax>
<admin_email>john@doe.de</admin_email>
<admin_address>Theatinerstrasse 96</admin_address>
<admin_city>Muenchen</admin_city>
<admin_state>Bavaria</admin_state>
<admin_pcode>80333</admin_pcode>
<admin_country>DE</admin_country>
<send_announce>true</send_announce>
</admin>
</set>
</server>
</packet>
A response XML packet retrieving Administrator's personal information and settings looks as follows:
<packet version="1.4.2.0">
<server>
<get>
<result>
<status>ok</status>
<admin>
<admin_cname>JohnDoe BV.</admin_cname>
<admin_pname>John Doe</admin_pname>
<admin_phone>+49 89333333</admin_phone>
<admin_fax>+49 893333303</admin_fax>
<admin_email>john@doe.de</admin_email>
<admin_address>Theatinerstrasse 96</admin_address>
<admin_city>Muenchen</admin_city>
<admin_state>Bavaria</admin_state>
<admin_pcode>80333</admin_pcode>
<admin_country>DE</admin_country>
<send_announce>true</send_announce>
</admin>
</result>
</get>
</server>
</packet>